Hitachi ZW140-6 Operator's Manual page 400

Installation
d
WARNING: Before leaving the machine apply the
parking brake.
1. After checking that coupler pin (1) is removed, slowly
bring the machine close to bucket (attachment) hook (3)
and install the quick coupler to the hook.
2. Slightly raise lift arm (4). Slowly tilt the bucket
(attachment) backward by operating the bucket cylinder
until its end is 20 cm (8 in) high.
3. While pulling to slide lock switch, continue to press
switch installation position to install coupler cylinder pin
(1).
IMPORTANT: After completing installation work, check
that coupler pins (1) have been installed into both
right and left sides by using an indicator bar (4).
f
NOTE: In case the newly installed attachment uses an
additional hydraulic cylinder other than the bucket and/or lift
arm being already installed, connect the hydraulic hoses to
the additional cylinder in advance.
OPTIONAL ATTACHMENTS
Hydraulic Type Quick Coupler Operation
13-4
1
2
200 mm
1
4
LOCK UNLOCK
1
M4GB-13-003
2
M4GB-13-004
3
M4GB-07-183
M4GB-07-186